Question

If the force is 1000 N and the pressure is 40 pascal, the length of the square on which this force is acting is :

• A. 50 cm
• B. 0.05 m
• C. 0.5 m
• D. 5 m

Answer 1

Answer: (D)

5 m

$P=F/A⟹A=\frac{F}{P}=\frac{1000}{40}=25m^2$
$A=$ Length $\times$ Length $⟹l=\sqrt{25}=5m$